Train of wheels
[机] 齿轮系
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 旋转；车轮（wheel的复数）
🗣️ 情景例句
What do you think of the spaceship?
你觉得那个太空船怎么样？
Showoff!
爱现！
' As she walked away, I followed her out of the fair.
”当她走开时，我也跟着她出了集市。